must compare
Regular verb: compare - compared- compared

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must compare
you must compare
she must compare
we must compare
you must compare
they must compare 	I must be comparing
you must be comparing
she must be comparing
we must be comparing
you must be comparing
they must be comparing	I must have compared
you must have compared
she must have compared
we must have compared
you must have compared
they must have compared	I must have been comparing
you must have been comparing
she must have been comparing
we must have been comparing
you must have been comparing
they must have been comparing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not compare
you must not compare
she must not compare
we must not compare
you must not compare
they must not compare 	I must not be comparing
you must not be comparing
she must not be comparing
we must not be comparing
you must not be comparing
they must not be comparing	I must not have compared
you must not have compared
she must not have compared
we must not have compared
you must not have compared
they must not have compared	I must not have been comparing
you must not have been comparing
she must not have been comparing
we must not have been comparing
you must not have been comparing
they must not have been comparing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I compare?
must you compare?
must she compare?
must we compare?
must you compare?
must they compare? 	must I be comparing?
must you be comparing?
must she be comparing?
must we be comparing?
must you be comparing?
must they be comparing? 	must I have compared?
must you have compared?
must she have compared?
must we have compared?
must you have compared?
must they have compared? 	must I have been comparing?
must you have been comparing?
must she have been comparing?
must we have been comparing?
must you have been comparing?
must they have been comparing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not compare?
must you not compare?
must she not compare?
must we not compare?
must you not compare?
must they not compare? 	must I not be comparing?
must you not be comparing?
must she not be comparing?
must we not be comparing?
must you not be comparing?
must they not be comparing? 	must I not have compared?
must you not have compared?
must she not have compared?
must we not have compared?
must you not have compared?
must they not have compared? 	must I not have been comparing?
must you not have been comparing?
must she not have been comparing?
must we not have been comparing?
must you not have been comparing?
must they not have been comparing?